TI-85 Program: CONICS This program will allow you to graph a conic of the form a*x^2 + b*x*y + c*y^2 + d*x + e*y + f = 0. 1. Enter the coefficients (Coeff), set the graph window (Range) and graph (Graph) 2. ENTER to return to menu. Exit will quit the program. Last updated: 2/9/98